1 files changed, 0 insertions, 49 deletions
diff --git a/src/mem/vmm.c b/src/mem/vmm.c
deleted file mode 100644
index 77b06a8..0000000
--- a/src/mem/vmm.c
+++ /dev/null
@@ -1,49 +0,0 @@
-#include "../mem.h"
-#include <paging.h>
-
-extern struct DirectoryEntry k_pagedir[1024];
-extern struct TableEntry k_ptable0x300[1024];
-
-extern const unsigned MULTIBOOT_SIZE;
-extern const unsigned VADDR_BASE;
-
-unsigned
-to_vaddr(unsigned paddr)
-{
-  return paddr + (unsigned)&VADDR_BASE - (unsigned)&MULTIBOOT_SIZE;
-}
-
-unsigned int
-vmm_map(unsigned int paddr, unsigned int vaddr)
-{
-  if (paddr & 0xfff || vaddr & 0xfff) return 0;
-
-  const unsigned table_idx = vaddr >> 22;             // high 10 bits
-  const unsigned entry_idx = (vaddr >> 12) & 0x3ff;   // low 10 bits
-
-  if (k_pagedir[table_idx].present == 0) return 0;
-  struct TableEntry *table = (struct TableEntry *)to_vaddr(k_pagedir[table_idx].address << 12);
-
-  table[entry_idx].address = paddr >> 12;
-  table[entry_idx].present = 1;
-  table[entry_idx].writeable = 1;
-
-  return vaddr;
-}
-
-void
-alloc4M()
-{
-  // enable pse in cr4
-  asm volatile(R"(
-  movl %cr4, %eax
-  orl $0x10, %eax
-  movl %eax, %cr4
-)");
-
-  struct DirectoryEntry4MB *directory = (struct DirectoryEntry4MB *)&k_pagedir[0x301];
-  directory->address_low = 0x1;
-  directory->present = 1;
-  directory->writeable = 1;
-  directory->pagesize = 1;
-}